BOE TECHNOLOGY GROUP CO., LTD. patent applications on September 12th, 2024
Patent Applications by BOE TECHNOLOGY GROUP CO., LTD. on September 12th, 2024
BOE TECHNOLOGY GROUP CO., LTD.: 88 patent applications
BOE TECHNOLOGY GROUP CO., LTD. has applied for patents in the areas of H10K59/131 (12), H10K59/35 (10), H10K59/12 (10), H10K59/80 (9), H10K59/122 (9) H10K59/131 (8), H10K59/353 (4), H10K59/122 (4), G09G3/3233 (3), H10K85/6572 (2)
With keywords such as: layer, substrate, electrode, display, light, device, data, between, base, and material in patent application abstracts.
Patent Applications by BOE TECHNOLOGY GROUP CO., LTD.
Inventor(s): Xun ZHANG of Beijing (CN) for boe technology group co., ltd., Xiaoran SUN of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): A61B5/00, A61B5/145, G16H50/70
CPC Code(s): A61B5/7267
Abstract: a user feature value measurement method includes: generating training data of at least one user that by acquiring standard feature values and measurement feature data input multiple times by the user, wherein the training data of each user comprises a standard feature value set and a measurement feature data set; training a data calculation model of each user based on the training data; acquiring current feature data of a target user, and determining a data calculation model of the target user according to the current feature data and the measurement feature data set; and calculating a user feature value of the target user based on the current feature data and the data calculation model of the target user.
Inventor(s): Ji PENG of Beijing (CN) for boe technology group co., ltd., Ding DING of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): B01L3/00
CPC Code(s): B01L3/502715
Abstract: the present disclosure provides a micro-fluidic chip and a reaction system. the micro-fluidic chip includes: a base substrate; a micro-cavity defining layer on the base substrate and defining a plurality of micro-reaction chambers; a cover plate on a side of the micro-cavity defining layer away from the base substrate; a heating layer disposed between the micro-cavity defining layer and one of the base substrate and the cover plate, and configured to heat the plurality of micro-reaction chambers. one of the base substrate and the cover plate, which is away from the heating layer, has a first surface and a second surface, the first surface faces the heating layer, the second surface faces away from the heating layer, and a area of the second surface is larger than that of the first surface.
Inventor(s): Lei Chen of Beijing (CN) for boe technology group co., ltd., Xueqin Chen of Beijing (CN) for boe technology group co., ltd., Bingyan Liang of Beijing (CN) for boe technology group co., ltd., Dongxu Zhang of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): C07D493/04, C07D403/14, C07D491/048, C07D495/04, C07D519/00, H10K50/84
CPC Code(s): C07D493/04
Abstract: the present application provides a light-emitting device and a display device, which relates to the field of display technology, including: a substrate; a first electrode and a second electrode located on the substrate: a light-emitting layer located between the first electrode and the second electrode; and a capping layer located on a side of the second electrode away from the light-emitting layer, wherein the capping layer includes a compound of aromatic amines, and a structure of the compound of aromatic amines includes one of following two structures 1:
Inventor(s): Lei Chen of Beijing (CN) for boe technology group co., ltd., Xueqin Chen of Beijing (CN) for boe technology group co., ltd., Bingyan Liang of Beijing (CN) for boe technology group co., ltd., Dongxu Zhang of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): C07D493/04, C07D403/14, C07D491/048, C07D495/04, C07D519/00, H10K50/84
CPC Code(s): C07D493/04
Abstract:
Inventor(s): Lei Chen of Beijing (CN) for boe technology group co., ltd., Xueqin Chen of Beijing (CN) for boe technology group co., ltd., Bingyan Liang of Beijing (CN) for boe technology group co., ltd., Dongxu Zhang of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): C07D493/04, C07D403/14, C07D491/048, C07D495/04, C07D519/00, H10K50/84
CPC Code(s): C07D493/04
Abstract: and the capping layer made of the compound of aromatic amines has a high refractive index and high stability, such that when the light-emitting device is used, the light-outlet efficiency of the device may be improved, and the service life of the device may be prolonged.
Inventor(s): Cunqing LI of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G06F9/54
CPC Code(s): G06F9/547
Abstract: the present disclosure relates to a communication method for a flutter web application and a host program, and a computer device. the method includes: acquiring a communication mode between the flutter web application and the host program, where the communication mode includes a websocket communication mode and/or a javascript communication mode; communicating, according to the communication mode, with the host program through a first communication component, where the first communication component is arranged in the flutter web application and realizes information interaction based on a preset information format. the present embodiment can make use of characteristics that a flutter framework can set a channel, and the flutter web application can establish a communication channel with a host program by setting a first communication component. communication through the communication channel can improve efficiency of message monitoring and transmission, thereby enhancing an application range of the flutter framework.
Inventor(s): Quanguo Zhou of Beijing (CN) for boe technology group co., ltd., Jie Wang of Beijing (CN) for boe technology group co., ltd., Zhidong Wang of Beijing (CN) for boe technology group co., ltd., Cheng Zeng of Beijing (CN) for boe technology group co., ltd., Lirong Xu of Beijing (CN) for boe technology group co., ltd., Qing Zhang of Beijing (CN) for boe technology group co., ltd., Hao Tang of Beijing (CN) for boe technology group co., ltd., Lijia Zhou of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G06N3/08, G06N3/044
CPC Code(s): G06N3/08
Abstract: disclosed is a model training method, a performance prediction method, an apparatus, a device and a medium, which relate to the technical field of display. the model training method includes acquiring a training sample set, wherein the training sample set includes: training design data and test data of a sample display device; inputting the training sample design data into a model to be trained, and training the model to be trained according to an output of the model to be trained and the training sample test data to obtain an initial prediction model; when the initial prediction model satisfies a pre-set condition, determining the initial prediction model as a performance prediction model; and a performance prediction model for predicting performance data of a target display device.
Inventor(s): Meijuan ZHANG of Beijing (CN) for boe technology group co., ltd., Yaoping WANG of Beijing (CN) for boe technology group co., ltd., Zhaoyue LI of Beijing (CN) for boe technology group co., ltd., Yuanyuan LU of Beijing (CN) for boe technology group co., ltd., Dong CHAI of Beijing (CN) for boe technology group co., ltd., Hong WANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G07C3/14, B29C45/76, G01N21/88, G06F11/36, G06F18/2451, G06Q10/0639, G06T7/00, H01L21/67
CPC Code(s): G07C3/14
Abstract: a method and a device for processing product manufacturing messages, and an electronic device are disclosed. the method for processing product manufacturing messages includes: monitoring a plurality of product manufacturing messages; establishing a product defect analysis task queue based on the plurality of product manufacturing messages; distributing product defect analysis tasks to product manufacturing assisting devices based on the product defect analysis task queue, wherein the product defect analysis tasks include a task of identifying product defect content based on a defect identification model; wherein the product defect content includes any one or more of: product defect type, product defect location, and product defect size.
Inventor(s): Zhaohui MENG of Beijing (CN) for boe technology group co., ltd., Lin CONG of Beijing (CN) for boe technology group co., ltd., Xin DUAN of Beijing (CN) for boe technology group co., ltd., Yifan SONG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G09G3/20
CPC Code(s): G09G3/2096
Abstract: the present disclosure provides a display control method and device, an image processing device and display apparatus, and belongs to the technical field of display. the display control method of the present disclosure includes: determining a data stream format according to data streams for the tframe of image; determining a dynamic region and image data thereof from the data streams for the tframe of image when the data stream format is a regional transmission format; and transmitting the image data for the dynamic region and/or the image data for the (t−1)frame of image in the buffer space to the display assembly according to the end-of-transmission identifier in the data streams for the tframe of image and the configuration command of the tframe of image, so that the display assembly refreshes the display image.
Inventor(s): Hao CHEN of Beijing (CN) for boe technology group co., ltd., Zhenyu ZHANG of Beijing (CN) for boe technology group co., ltd., Jiao ZHAO of Beijing (CN) for boe technology group co., ltd., Li XIAO of Beijing (CN) for boe technology group co., ltd., Dongni LIU of Beijing (CN) for boe technology group co., ltd., Haoliang ZHENG of Beijing (CN) for boe technology group co., ltd., Liang CHEN of Beijing (CN) for boe technology group co., ltd., Minghua XUAN of Beijing (CN) for boe technology group co., ltd., Ming YANG of Beijing (CN) for boe technology group co., ltd., Xinhong LU of Beijing (CN) for boe technology group co., ltd., Qi QI of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G09G3/32, G01R31/52, G01R31/54, G09F9/33, G09G3/00, H01L25/075, H01L27/12, H01L33/62
CPC Code(s): G09G3/32
Abstract: disclosed are an array substrate, a detection method for the array substrate, and a splicing display panel. in the array substrate, each of pixels () includes sub-pixels () of at least three colors and a pixel driving chip () for driving each sub-pixel () to emit light; each sub-pixel () includes at least one inorganic light-emitting diode; a display area (a) further includes: a positive signal line (hm) connected to a positive electrode of each inorganic light-emitting diode, and a data signal line (dm), a scanning line (sn), and a reference signal line (vm) connected to each pixel driving chip (); each pixel driving chip () is used for writing signals of the data signal line (dm) into the sub-pixels () of different colors under the control of the corresponding scanning line (sn) in a time division manner.
Inventor(s): Xinle WANG of Beijing (CN) for boe technology group co., ltd., Wenchao HAN of Beijing (CN) for boe technology group co., ltd., Yifan SONG of Beijing (CN) for boe technology group co., ltd., Zhaohui MENG of Beijing (CN) for boe technology group co., ltd., Lianghao ZHANG of Beijing (CN) for boe technology group co., ltd., Yilin FENG of Beijing (CN) for boe technology group co., ltd., Zhengri LIN of Beijing (CN) for boe technology group co., ltd., Mingming WANG of Beijing (CN) for boe technology group co., ltd., Wei SUN of Beijing (CN) for boe technology group co., ltd., Rui LIU of Beijing (CN) for boe technology group co., ltd., Xin DUAN of Beijing (CN) for boe technology group co., ltd., Jing LIU of Beijing (CN) for boe technology group co., ltd., Wanzhi CHEN of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G09G3/34, G02F1/1335, G06F3/041, G09G3/36
CPC Code(s): G09G3/3406
Abstract: disclosed are a brightness control apparatus and method, and a display apparatus. the brightness control apparatus includes an optical detection circuit and an integrated circuit chip connected with the optical detection circuit. the optical detection circuit includes at least one transistor, configured to detect a light intensity of light to be detected corresponding to an environment where a display panel is located, and generate an electrical signal corresponding to the light intensity of the light to be detected.
Inventor(s): Jiangnan LU of Beijing (CN) for boe technology group co., ltd., Guangliang SHANG of Beijing (CN) for boe technology group co., ltd., Jianchao ZHU of Beijing (CN) for boe technology group co., ltd., Zhenzhen SHAN of Beijing (CN) for boe technology group co., ltd., Xing YAO of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G11C19/28, G09G3/3225
CPC Code(s): G11C19/287
Abstract: a shift register unit includes: an input circuit configured to provide an input signal to a first node in response to a first clock signal; a reset circuit configured to provide a first reference signal to a second node in response to a second clock signal; a first control circuit configured to provide the second clock signal to the second node in response to a first control signal; an output circuit configured to provide a third clock signal to a drive output terminal in response to a signal of the first node, and provide a second reference signal to the drive output terminal in response to a signal of the second node; where a duration of an active level of the first control signal is longer than a duration of an active level of a signal of the drive output terminal.
Inventor(s): Xiaoquan HAI of Beijing (CN) for boe technology group co., ltd., Yingzi WANG of Beijing (CN) for boe technology group co., ltd., Xue DONG of Beijing (CN) for boe technology group co., ltd., Guangcai YUAN of Beijing (CN) for boe technology group co., ltd., Chunfang ZHANG of Beijing (CN) for boe technology group co., ltd., Xuan LIANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H01L25/04, G06V40/13, H01L25/16, H01L31/0232
CPC Code(s): H01L25/042
Abstract: an optical sensor and a display apparatus. the optical sensor includes: a base substrate (); a detection circuit () on the base substrate (); a plurality of photosensitive devices () on a side of the detection circuit () facing away from the base substrate (); a plurality of light converged elements () on a side of the photosensitive devices () facing away from the base substrate (); where an orthographic projection of one light converged element () on the base substrate () covers orthographic projections of at least two photosensitive devices () on the base substrate (); and a light constrained structure () between the photosensitive devices () and the light converged elements ().
Inventor(s): Hongwei TIAN of Beijing (CN) for boe technology group co., ltd., Yanan NIU of Beijing (CN) for boe technology group co., ltd., Jing WANG of Beijing (CN) for boe technology group co., ltd., Ran LI of Beijing (CN) for boe technology group co., ltd., Xueyan TIAN of Beijing (CN) for boe technology group co., ltd., Zheng LIU of Beijing (CN) for boe technology group co., ltd., Libin LIU of Beijing (CN) for boe technology group co., ltd., Shiming SHI of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H01L27/12, G06V40/13, G09G3/3225
CPC Code(s): H01L27/1225
Abstract: provided is a drive backplane. the drive backplane includes: a base substrate and a circuit structure. the circuit structure includes a plurality of first thin film transistors and a plurality of second thin film transistors; wherein a first active layer of the first thin film transistor includes a first oxide layer and a second oxide layer, wherein the second oxide layer is disposed on a side of the first oxide layer away from the base substrate, a mobility of the second oxide layer is lower than a mobility of the first oxide layer, and a source and a drain of the first thin film transistor are connected to the second oxide layer; and a second active layer of the second thin film transistor includes a third oxide layer, wherein a mobility of the third oxide layer is lower than the mobility of the first oxide layer.
Inventor(s): Binbin TONG of Beijing (CN) for boe technology group co., ltd., Ce NING of Beijing (CN) for boe technology group co., ltd., Lizhong WANG of Beijing (CN) for boe technology group co., ltd., Rui HUANG of Beijing (CN) for boe technology group co., ltd., Wei YANG of Beijing (CN) for boe technology group co., ltd., Meng ZHAO of Beijing (CN) for boe technology group co., ltd., Tianmin ZHOU of Beijing (CN) for boe technology group co., ltd., Jinchao ZHANG of Beijing (CN) for boe technology group co., ltd., Hui GUO of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H01L27/12
CPC Code(s): H01L27/124
Abstract: the present invention provides a pixel unit structure, in which a source electrode is connected to a data line in a thin film transistor; the gate electrode is connected to the gate line; the drain electrode is disposed on a side of the gate insulating layer away from the substrate; the metal oxide semiconductor layer is disposed on a side of the gate insulating layer away from the substrate, and includes a semiconductor portion and a first conductive portion and a second conductive portion respectively located on both sides of the semiconductor portion; a terminal of the first conductive portion adjacent to the drain electrode is connected to the drain electrode or serves as at least a portion of the drain electrode; and the second conductive portion is connected to the source electrode through a first via formed correspondingly on the gate insulating layer and the interlayer dielectric layer.
Inventor(s): Jiayu HE of Beijing (CN) for boe technology group co., ltd., Yan QU of Beijing (CN) for boe technology group co., ltd., Liping LEI of Beijing (CN) for boe technology group co., ltd., Ce NING of Beijing (CN) for boe technology group co., ltd., Zhengliang LI of Beijing (CN) for boe technology group co., ltd., Hehe HU of Beijing (CN) for boe technology group co., ltd., Jie HUANG of Beijing (CN) for boe technology group co., ltd., Nianqi YAO of Beijing (CN) for boe technology group co., ltd., Kun ZHAO of Beijing (CN) for boe technology group co., ltd., Feifei LI of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H01L29/49, G02F1/1368, H01L27/12, H01L29/786
CPC Code(s): H01L29/4908
Abstract: there is provided a metal oxide thin film transistor, including: a substrate and a metal oxide semiconductor layer on the substrate; a gate and a gate insulating layer between the substrate and the metal oxide semiconductor layer; the gate insulating layer includes a first silicon nitride layer, a second silicon nitride layer and a first silicon oxide layer which are stacked; the first silicon oxide layer is in contact with the metal oxide semiconductor layer, and two surfaces of the second silicon nitride layer are in contact with the first silicon nitride layer and the first silicon oxide layer, respectively; a content of hydrogen atoms of at least a partial region of the second silicon nitride layer is less than 30% of a content of hydrogen atoms of at least a partial region of the first silicon nitride layer. an array substrate and a display device are further provided.
20240304995. ANTENNA AND ELECTRONIC DEVICE_simplified_abstract_(boe technology group co., ltd.)
Inventor(s): Zhihao JIANG of Beijing (CN) for boe technology group co., ltd., Xinyu WU of Beijing (CN) for boe technology group co., ltd., Fengshuo WAN of Beijing (CN) for boe technology group co., ltd., Hongyuan FENG of Beijing (CN) for boe technology group co., ltd., Jing XIE of Beijing (CN) for boe technology group co., ltd., Wenjin GAO of Beijing (CN) for boe technology group co., ltd., Meng WEI of Beijing (CN) for boe technology group co., ltd., Longzhu CAI of Beijing (CN) for boe technology group co., ltd., Chuncheng CHE of Beijing (CN) for boe technology group co., ltd., Wei HONG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H01Q9/04, H01Q1/22, H01Q1/48, H01Q3/36
CPC Code(s): H01Q9/0414
Abstract: an antenna and an electronic device are provided. the antenna includes a phase shifting unit, a reference electrode layer, and an antenna substrate; the phase shifting unit includes at least one phase shifter, each includes a first transmission structure, a second transmission structure, and a phase shifting structure therebetween; the reference electrode layer is provided with at least one and second first openings; the antenna substrate includes a first dielectric substrate, and a feed structure and at least one first radiation portion on a side of the first dielectric substrate away from the reference electrode layer; the feed structure includes at least one first and second feed ports; for each phase shifter, the first transmission structure is electrically connected to a corresponding second feed port through a corresponding first opening; and the second transmission structure is electrically connected to a corresponding first radiation portion through a corresponding second opening.
Inventor(s): Haiyan Sun of Beijing (CN) for boe technology group co., ltd., Xiaojin Zhang of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K50/15, H10K50/115, H10K50/16, H10K71/12, H10K71/60, H10K85/60, H10K101/30, H10K101/40, H10K102/00
CPC Code(s): H10K50/15
Abstract: a light-emitting-diode device and a fabricating method thereof, a light emitting base plate and a light emitting apparatus. the light-emitting-diode device includes: an anode layer, a luminescent layer, a charge-carrier balancing layer, an electron transporting layer and a cathode layer that are arranged in stack; and a hole mobility of the charge-carrier balancing layer is greater than an electron mobility of the charge-carrier balancing layer, an lumo energy level of the charge-carrier balancing layer is shallower than an lumo energy level of the electron transporting layer, and an homo energy level of the charge-carrier balancing layer is shallower than an homo energy level of the luminescent layer.
Inventor(s): Erli Li of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K50/15, H10K50/18, H10K101/30, H10K101/40
CPC Code(s): H10K50/156
Abstract: the present application provides a light emitting device and a display apparatus. the light emitting device includes: an anode; an emission layer located on a side of the anode; and a hole auxiliary layer located between the anode and the emission layer. at least one of the emission layer and the hole auxiliary layer includes a functional material that is configured to be crystallizable at a preset temperature and improve hole injection property.
Inventor(s): Peng Wang of Beijing (CN) for boe technology group co., ltd., Xiaohu Li of Beijing (CN) for boe technology group co., ltd., Juan Zhang of Beijing (CN) for boe technology group co., ltd., Zhiqiang Jiao of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K50/30, H10K50/11, H10K50/16, H10K50/805, H10K85/60
CPC Code(s): H10K50/30
Abstract: a light emitting device includes: a first electrode layer, a first dielectric layer, a first luminescent layer, a second luminescent layer, a second dielectric layer and a second electrode layer that are arranged sequentially in stack; a source electrode and a drain electrode, wherein the source electrode and the drain electrode are arranged in a same layer, and are both located between the first luminescent layer and the second luminescent layer; and an insulating layer provided in the same layer as the source electrode and the drain electrode, and located between the source electrode and the drain electrode. by controlling the two electrode layers separately, the two luminescent layers may separately and independently emit light. by providing different materials of the luminescent layers, the effect of light emission of multiple mixed colors or the effect of an increased light intensity may be realized.
Inventor(s): Wenqi LIU of Beijing (CN) for boe technology group co., ltd., Qingyu HUANG of Beijing (CN) for boe technology group co., ltd., Fudong CHEN of Beijing (CN) for boe technology group co., ltd., Jinxiang XUE of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K50/816, H10K59/12, H10K59/122, H10K59/35, H10K71/00, H10K71/60, H10K102/00
CPC Code(s): H10K50/816
Abstract: an oled device is provided. the oled device includes: an anode, a light emitting layer, and a cathode; wherein the anode includes an interstitial compound layer, a metal layer, and a graphene layer stacked sequentially in a direction approaching the light emitting layer.
Inventor(s): Ying CUI of Beijing (CN) for boe technology group co., ltd., Hongli WANG of Beijing (CN) for boe technology group co., ltd., Danyang MA of Beijing (CN) for boe technology group co., ltd., Tong WU of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K59/122, H10K59/35, H10K59/80, H10K102/00
CPC Code(s): H10K59/122
Abstract: provided are an array substrate and a manufacturing method thereof, and a display device. the pixel defining layer include first sub-pixel opening columns and second sub-pixel opening columns that are alternately arranged; the first sub-pixel opening column includes at least two types of sub-pixel openings having different illumination colors, and the second sub-pixel opening column includes sub-pixel openings having the same illumination color; an area of the sub-pixel opening in the second sub-pixel opening column is greater than that of the sub-pixel opening in the first sub-pixel column; the pixel defining layer between the first sub-pixel opening column and the second sub-pixel opening column is made of a lyophobic material; the pixel defining layer between adjacent sub-pixel openings in the second sub-pixel opening column is made of a lyophilic material; and in the first sub-pixel opening column, the pixel defining layer between adjacent sub-pixel openings having the same illumination color is made of a lyophilic material, and the pixel defining layer between adjacent sub-pixel openings having different illumination colors is made of a material that is switched between a lyophilic property and a lyophobic property as an external condition changes.
Inventor(s): Wenjun HOU of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K59/122, H10K50/86, H10K71/00
CPC Code(s): H10K59/122
Abstract: a pixel defining layer, a manufacturing method therefor, and a display panel are provided. the pixel defining layer comprises a first sub-defining layer, a light absorbing layer, and a second sub-defining layer sequentially stacked on a substrate. the light absorbing layer is used for absorbing light for exposing the first sub-defining layer. an orthographic projection of the light absorbing layer on the substrate covers the outer edge of an orthographic projection of the first sub-defining layer on the substrate away from the surface of the substrate.
Inventor(s): Dongfang WANG of Beijing (CN) for boe technology group co., ltd., Wei LIU of Beijing (CN) for boe technology group co., ltd., Jie HUANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K59/124, H10K59/12
CPC Code(s): H10K59/124
Abstract: provided are an array substrate and a method for manufacturing the array substrate, a display panel and a display device, belonging to the field of display technologies. the array substrate includes a base substrate and a driving thin-film transistor disposed on the base substrate. the driving thin-film transistor includes a first gate, a first insulating layer, a first active layer, a second insulating layer, and a first source/drain electrode which are sequentially laminated on the base substrate. the thickness of the first insulating layer is greater than the thickness of the second insulating layer. therefore, the regulating ability of the first gate of the driving thin-film transistor over the first active layer is reduced, and the subthreshold swing of the driving thin-film transistor is increased, thereby improving the adjusting ability of the driving thin-film transistor over the grayscale of the light-emitting device on the display panel.
Inventor(s): Jinxiang XUE of Beijing (CN) for boe technology group co., ltd., Zhongyuan SUN of Beijing (CN) for boe technology group co., ltd., Wenqi LIU of Beijing (CN) for boe technology group co., ltd., Che AN of Beijing (CN) for boe technology group co., ltd., Jingkai NI of Beijing (CN) for boe technology group co., ltd., Fang LIU of Beijing (CN) for boe technology group co., ltd., Lu WANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K59/131, H10K59/12, H10K59/121
CPC Code(s): H10K59/131
Abstract: a display substrate includes: a base substrate including a plurality of islands, a plurality of connection bridges, a plurality of display units each including a first electrode, a second electrode and an electroluminescent layer and an electrical connection unit including a plurality of signal lines arranged on the connection bridges. at least one annular electrode is further arranged on each island. the annular electrode includes a first region and a second region. a line width of the annular electrode in the first region is larger than a line width the annular electrode in the second region, or the second region is a hollowed-out region.
Inventor(s): Jian GAO of Beijing (CN) for boe technology group co., ltd., Sen MA of Beijing (CN) for boe technology group co., ltd., Wenji ZHU of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K59/35, H10K59/38, H10K59/80
CPC Code(s): H10K59/353
Abstract: the present disclosure provides a display panel and a display apparatus. the display panel includes a pixel array layer and a lens array layer. the lens array layer includes micro-lenses arranged along a first direction. the pixel array layer includes pixel islands, each of the pixel islands includes sub-pixel islands arranged along a second direction; each of the sub-pixel islands is divided into sub-pixel groups arranged in the first direction. for two adjacent pixel islands in the first direction, an opaque region is provided in at least one sub-pixel group in an adjacent region of the two adjacent pixel islands, a width of the opaque region is greater than a width of a gap between two adjacent sub-pixels in other sub-pixel groups in a same pixel island. in a same sub-pixel island, gaps between sub-pixels in a sub-pixel group are correspondingly complemented by sub-pixels in other sub-pixel groups.
Inventor(s): Yu TIAN of Beijing (CN) for boe technology group co., ltd., Tianhao LU of Beijing (CN) for boe technology group co., ltd., Yang LI of Beijing (CN) for boe technology group co., ltd., Qian JIN of Beijing (CN) for boe technology group co., ltd., Qian SUN of Beijing (CN) for boe technology group co., ltd., Dejiang ZHAO of Beijing (CN) for boe technology group co., ltd., Wei HUANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K59/38, H10K59/122, H10K59/35, H10K59/80
CPC Code(s): H10K59/38
Abstract: a display panel includes: a first base substrate; a light emitting device layer located at a side of the first base substrate, including three light emitting devices respectively located in three sub-pixels; a thin film encapsulation layer located at a side of the light emitting device layer away from the first base substrate; a color filter layer located at a side of the color conversion layer away from the first base substrate, and at least including a first light shielding pattern, a first color filter pattern and a second color filter pattern, wherein the first light shielding pattern defines a plurality of light transmitting areas; a color conversion layer located between the light emitting device layer and the color filter layer, and including a first color conversion pattern, a second color conversion pattern and a transmission pattern respectively located within three sub-pixels.
20240306473. DISPLAY PANEL AND DISPLAY DEVICE_simplified_abstract_(boe technology group co., ltd.)
Inventor(s): Qing DAI of Beijing (CN) for boe technology group co., ltd., Li SUN of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K59/80
CPC Code(s): H10K59/873
Abstract: provided is a display panel, including: a substrate including a display region and a packaging region surrounding the display region; and a cluster-shaped barrier structure surrounding the display region and disposed on a surface of the packaging region, wherein the cluster-shaped barrier structure includes a plurality of barrier strips, and a length extending direction of each barrier strip is intersected with an extending direction of an edge line of the display region.
Inventor(s): Hejin WANG of Beijing (CN) for boe technology group co., ltd., Mingche HSIEH of Beijing (CN) for boe technology group co., ltd., Weifeng ZHOU of Beijing (CN) for boe technology group co., ltd., Shanchen KAO of Beijing (CN) for boe technology group co., ltd., Dawei WANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K77/10, H10K50/844, H10K102/00
CPC Code(s): H10K77/111
Abstract: the present disclosure provides a display device. the display device includes: a flexible substrate including a first organic layer, a second organic layer, and an inorganic layer sandwiched between the first organic layer and the second organic layer; an organic light emitting diode device on the flexible substrate, the organic light emitting diode device including an anode, a cathode and an organic light emitting layer between the anode and the cathode; and a flexible encapsulation layer on the organic light emitting diode device. a material of the first organic layer is the same as a material of the second organic layer, a thickness of the first organic layer is greater than a thickness of the second organic layer, and at least one of the first organic layer or the second organic layer includes inorganic nano-particles.
Inventor(s): Siqi Wang of Beijing (CN) for boe technology group co., ltd., Haiyan Sun of Beijing (CN) for boe technology group co., ltd., Lixia Qiu of Beijing (CN) for boe technology group co., ltd., Xiaojin Zhang of Beijing (CN) for boe technology group co., ltd., Dan Wang of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K85/60, H10K50/18, H10K101/40
CPC Code(s): H10K85/6572
Abstract: the present application provides a light emitting device and a displaying device, which relates to the technical field of displaying. the light emitting device includes a first electrode and a second electrode; a luminescent layer, located between the first electrode and the second electrode, including a host material and a thermally activated delayed-fluorescence material; and an electron blocking layer, located between the luminescent layer and the first electrode; and 0.1 ev<|homo−homo|≤0.3 ev, wherein homorefers to an energy value of a highest occupied molecular orbital homo of a material of the electron blocking layer, and homorefers to an energy value of a highest occupied molecular orbital homo of the host material. the light emitting device has a high luminous efficiency and a long service life.
Inventor(s): Yang Liu of Beijing (CN) for boe technology group co., ltd., Lixia Qiu of Beijing (CN) for boe technology group co., ltd., Yuqian Sun of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K85/60, H10K50/11, H10K101/00, H10K101/30
CPC Code(s): H10K85/6572
Abstract: the present disclosure provides a luminescent layer, a light emitting device and a display apparatus. the luminescent layer includes: a host material including a hole-type host material and an electron-type host material, wherein by the effect of an external energy, the host material is configured to be capable of forming an exciplex; and a guest material being doped in the host material; wherein an absolute value of a difference between an energy value of a highest occupied molecular orbital homo of the hole-type host material and an energy value of a lowest unoccupied molecular orbital lumo of the electron-type host material satisfies: 2.4 ev≤|homo-lumo|≤3.2 ev. the luminescent layer according to the present disclosure, by using the energy-level configuration between the hole-type host material and the electron-type host material, can reduce the density of the triplet-state excitons, weaken tta effect, and increase brightening voltage, thereby effectively ameliorating the interference between the pixels.
BOE TECHNOLOGY GROUP CO., LTD. patent applications on September 12th, 2024
- BOE TECHNOLOGY GROUP CO., LTD.
- A61B5/00
- A61B5/145
- G16H50/70
- CPC A61B5/7267
- Boe technology group co., ltd.
- B01L3/00
- CPC B01L3/502715
- C07D493/04
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- C07D491/048
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- CPC G06F9/547
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- G06N3/044
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- G01N21/88
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- G06F18/2451
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- G06T7/00
- H01L21/67
- CPC G07C3/14
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- CPC G09G3/2096
- G09G3/32
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- G01R31/54
- G09F9/33
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- H01L25/075
- H01L27/12
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- CPC G09G3/32
- G09G3/34
- G02F1/1335
- G06F3/041
- G09G3/36
- CPC G09G3/3406
- G11C19/28
- G09G3/3225
- CPC G11C19/287
- H01L25/04
- G06V40/13
- H01L25/16
- H01L31/0232
- CPC H01L25/042
- CPC H01L27/1225
- CPC H01L27/124
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- G02F1/1368
- H01L29/786
- CPC H01L29/4908
- H01Q9/04
- H01Q1/22
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- H01Q3/36
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- H10K50/15
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- CPC H10K59/353
- CPC H10K59/38
- CPC H10K59/873
- H10K77/10
- H10K50/844
- CPC H10K77/111
- CPC H10K85/6572
- H10K101/00